MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Aerodynamics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In microscopic view, Circulation is a __________ quantity. |
| A. | vector |
| B. | dimension less |
| C. | scalar |
| D. | non-measurable |
| Answer» D. non-measurable | |
| 2. |
In microscopic view, Circulation is a __________ quantity? |
| A. | vector |
| B. | dimension less |
| C. | scalar |
| D. | non-measurable |
| Answer» D. non-measurable | |
| 3. |
The nature of the boundary layer depends on _____________ |
| A. | Mach number |
| B. | Inertia force |
| C. | Reynold’s number |
| D. | Viscosity |
| Answer» D. Viscosity | |
| 4. |
The boundary layer is formed at the _____________ |
| A. | boundary of an object |
| B. | surface of an object |
| C. | at a point on an object |
| D. | edges of an object |
| Answer» B. surface of an object | |
| 5. |
Which of the following has more viscosity? |
| A. | Water |
| B. | Honey |
| C. | Oil |
| D. | Juice |
| Answer» C. Oil | |
| 6. |
Circulation is referred to as _____________ |
| A. | divergence of velocity |
| B. | velocity field |
| C. | flux of vorticity |
| D. | velocity |
| Answer» B. velocity field | |
| 7. |
The component of vorticity normal to dS is equal to __________ |
| A. | circulation per unit area |
| B. | negative of circulation per unit area |
| C. | zero |
| D. | circulation |
| Answer» C. zero | |
| 8. |
If the flow is irrotational everywhere within the contour of integration then the circulation is ____________ |
| A. | 1 |
| B. | positive |
| C. | negative |
| D. | zero |
| Answer» E. | |
| 9. |
The line integral of a closed curve around of a velocity field is defined as____________ |
| A. | Vorticity |
| B. | Circulation |
| C. | Dilatation |
| D. | Streamline |
| Answer» C. Dilatation | |